Creighton, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.2 °F (low) to 65.9 °F (high). Annual precipitation averages 43.1 Inches. Creighton is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.0 °F | 40.0 °F | 1.65 in. |
| February | 23.8 °F | 44.9 °F | 1.94 in. |
| March | 33.1 °F | 55.6 °F | 2.73 in. |
| April | 42.8 °F | 66.1 °F | 4.51 in. |
| May | 54.1 °F | 75.2 °F | 5.66 in. |
| June | 63.9 °F | 84.0 °F | 5.35 in. |
| July | 67.8 °F | 88.9 °F | 4.73 in. |
| August | 65.5 °F | 87.8 °F | 4.04 in. |
| September | 56.6 °F | 80.1 °F | 4.36 in. |
| October | 44.4 °F | 68.8 °F | 3.2 in. |
| November | 33.6 °F | 55.3 °F | 2.78 in. |
| December | 24.6 °F | 44.1 °F | 2.12 in. |
| Annual | 44.2 °F | 65.9 °F | 43.07 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |